Inventor · disambiguated record
Keisuke Asami
Also filed as: ASAMI KEISUKE
11 granted patents·10 pending applications·98 citations·filing 1995–2008
90Inventor score
Top patents by PatentIndex Score
21 records- 0167US6700904B2Light source for an external cavity laserANDO ELECTRIC·Filed 2001·Granted Mar 2, 2004·9 cites·7 claims
- 0263US7889331B2Bidirectional optical module and optical time domain reflectometer equipped with the bidirectional optical moduleYOKOGAWA ELECTRIC CORP·Filed 2007·Granted Feb 15, 2011·3 cites·18 claims
- 0363US6850545B2Wavelength tunable light sourceANDO ELECTRIC·Filed 2001·Granted Feb 1, 2005·7 cites·7 claims
- 0456US6295306B1Tunable semiconductor laser light sourceANDO ELECTRIC·Filed 1998·Granted Sep 25, 2001·20 cites·9 claims
- 0554US6597507B1V-groove grating mirror and external resonator type wavelength variable light source using the mirrorANDO ELECTRIC·Filed 2000·Granted Jul 22, 2003·4 cites·5 claims
- 0654US5926593AOptocouplerANDO ELECTRIC·Filed 1997·Granted Jul 20, 1999·19 cites·5 claims
- 0749US6552801B1Optical interferometerANDO ELECTRIC·Filed 1999·Granted Apr 22, 2003·15 cites·7 claims
- 0845US2009022184A1Wavelength tunable light source of external resonator typeYOKOGAWA ELECTRIC CORP·Filed 2008·Application pending·0 cites
- 0942US2003048973A1Polarization analyzing apparatus capable of outputting light in analysisFiled 2002·Application pending·0 cites
- 1039US6600762B2Wavelength-variable light source, and optical component loss measuring deviceANDO ELECTRIC·Filed 2001·Granted Jul 29, 2003·0 cites·15 claims
- 1139US2004013430A1Wavelength monitor and motor driving and controlling deviceFiled 2003·Application pending·0 cites
- 1238US2004208448A1Tunable filterFiled 2002·Application pending·0 cites
- 1337US5604636AMethod of receiving light and light receiving module of less polarized light dependencyANDO ELECTRIC·Filed 1995·Granted Feb 18, 1997·11 cites·5 claims
- 1437US2002081065A1Fabry-perot etalon, wavelength measuring apparatus, and wavelength tunable light source device with built-in wavelength measuring apparatusANDO ELECTRIC·Filed 2001·Application pending·0 cites
- 1536US2002126385A1Tunable filterFiled 2002·Application pending·0 cites
- 1636US2002080367A1Wavelength measuring apparatus and wavelength tunable light source device with built-in wavelength measuring apparatusANDO ELECTRIC·Filed 2001·Application pending·0 cites
- 1736US2003067601A1Tunable filter with wavelength monitorFiled 2002·Application pending·0 cites
- 1834US2005094681A1Tunable laser sourceFiled 2004·Application pending·0 cites
- 1933US6568105B1External cavity laser type light sourceANDO ELECTRIC·Filed 1998·Granted May 27, 2003·5 cites·11 claims
- 2033US6407869B1External cavity type light sourceANDO ELECTRIC·Filed 1999·Granted Jun 18, 2002·5 cites·5 claims
- 2133US2004001660A1Crosstalk improvement module and its using methodFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →